Granted Patent
Utility
US 4,830,702 · App. 07/068,863
Hollow cathode plasma assisted apparatus and method of diamond synthesis
Inventors:
Bawa Singh, Yehuda Arie, Ormond R. Mesker
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Jul 2, 1987
Inventors
Bawa Singh
Yehuda Arie
Ormond R. Mesker
Assignee (at issue)
General Electric Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.